Intake manifold Honda-crf250

The material is ABS plastic. no heat accumulation Does not shrink at high rpm
Fit for model Honda-crf250

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It is a horn for the CRF250 model. It can be attached to the throttle. and the original air filter， no need to bend the other brushes
By removing the original air filter pipe and installing the KSPP horn instead， it can clearly increase engine efficiency. Make CRF250 more powerful.

A horn is a trumpet-shaped device or a horn of different lengths that fits into the air inlet in the intake system of a carburetor or throttle engine. It is designed for
1. Let the air flow into the inlet smoothly and evenly with a flow stream attached to the pipe wall called laminar flow.
2.It can adjust the dynamic range of the intake tract by acting as a resonant tube， which can adjust the frequency of pressure pulses along the length within the tract. (can increase torque， horsepower according to engine rpm same principle as exhaust pipe)


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適合車種： CRF250 ( 対応モデルを見る )